5DAT(0-15)
3DAT(0-15)
5ADR(1-21)
5RD (2/10)
3RDWR (3/10)
REARW0 (1/10)
REARW1 (1/10)
REARR0 (1/10)
REARR1 (1/10)
ETCRCS (1/10)
TA485,TB485,RA485,RB485 (4/10)
UPSIRQ (1/10)
3DAT3 (3/10,9/10,10/10)
NMI (1/10)
CTXD (1/10)
CRXD (1/10)
CNTRST (3/10)
5WE0 (2/10)
SIORST (3/10)
SIOCS (2/10)
485IRQ (1/10)
232IRQ (1/10)
SICHSL (2/10)
2-4,43-47
26-28
5DAT(0-7)
CONNECT
UPS
NMI
CTXD
CRXD
CNTRST
TERM
3DAT(0-7)
3ADR1
D0-D7
19
#RD1
16
#WR1
35
MR
11
#CS2
10
2
CS1
30
INTRPT
30
INTRPT
4
2
4
7
1
5
3
A0-A2
5ADR(1-3)
5DAT(0-7)
5ADR(1-3)
2-4,43-47
26-28
D0-D7
19
#RD1
16
#WR1
35
8
33
32
40
7
39
38
41
MR
11
#CS2
10
CS1
SOUT
#DTR
#RTS
#DCD
#DSR
#CTS
38
#CTS
#RI
SIN
5
7
11
6
8
9
10
12
DR1OUT
TXD
DTR
RTS
DCD
RXD
DSR
CTS
RI
TXD
CTXD
UPS
TERM
NMI
CRXD
CNTRST
CONNECT
DTR
RTS
DCD
RXD
DSR
CTS
RI
TXD
TXD
DTR
DTR
RTS
RTS
DCD
DCD
RXD
RXD
DSR
DSR
CTS
CTS
RI
RI
DR2OUT
DR3OUT
RX1IN
RX3IN
RX4IN
RX5IN
RX2IN
A0-A2
15
XOUT
14
XIN
14
XIN
12
#BAUDOUT
5
RCLK
33
#DTR
39
#DSR
12
#BAUDOUT
5
RCLK
IC431
S/P, P/S CONVERTER
IC430
S/P, P/S CONVERTER
25
DR1IN
23
DR2IN
19
DR3IN
24
RX1OUT
22
RX2OUT
21
RX3OUT
20
RX4OUT
18
RX5OUT
6
7
1
2
Q1
#Q1
5
4
B1
IC416
RS-232C I/F
IC429
IC419(a)
MONOSTABLE
MULTIVIBRATOR
8
SOUT
7
SIN
1
2
2
3
4
5
a
IC401
11
B2
10
Q2
IC419(b)
MONOSTABLE
MULTIVIBRATOR
9
Y
11
B
2
R
5
D
4
DE
IC418
RS485 DRIVER
2
5
4
6
8
3
10
9
2
1
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
6
1
7
A8
1
DIR
19
2
5
3
G
11-18
B1-B8
IC425TRANSCEIVER
13
10
6
3
14
11
5
2
4B
3B
2B
1B
4A
3A
2A
1A
12
4Y
9
3Y
7
2Y
4
15
1Y
OC
1
S
IC301
Q106
Q116
Q126
Q101
Q156
Q166
Q176
Q186
CN402
CN402
IC426
IC426
IC426
IC427
TERM (5/10)
11
B
12
13
11
1
8
d
b
IC401
IC401
IC401
8
9
10
c
12
A
2
R
RA485
TA485
TB485
RA485
RB485
RB485
TB485
TA485
IC417
RS485 RECEIVER
IC412
IC432
IC414
IC414
a
c
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
24
25
27
28
29
30
32
33
34
35
39
40
41
42
43
44
45
46
RDAT7
RDAT6
RDAT5
RDAT4
RDAT3
RDAT2
RDAT1
RDAT0
GND
RADR1
REARW0
REARW1
REARR0
REARR1
UPS
TERM
NMI
TA
TB
RA
RB
CTXD
CRXD
CNTRST
CCONNECT
DCD
DSR
RXD
RTS
TXD
CTS
DTR
RI
7
10
9
12
11
14
13
16
15
18
17
20
19
22
21
23
26
28
27
30
29
31
34
33
36
40
39
42
41
44
43
46
45
RDAT7
RDAT6
RDAT5
RDAT4
RDAT3
RDAT2
RDAT1
RDAT0
GND
RADR1
REARW0
REARW1
REARR0
REARR1
UPS
TERM
NMI
TA
TB
RA
RB
CTXD
CRXD
CNTRST
CCONNECT
DCD
DSR
RXD
RTS
TXD
CTS
DTR
RI
CN304
1
2
3
4
6
7
8
9
DCD
RXD
TXD
DTR
DSR
RTS
CTS
RI
a
c
b
a
b
IC427
CN302
1
2
3
4
TXD
RXD
CONNECT
RST
CN12
CN305
CN303
TO
MAIN
BOARD
. . CN12
9
7
5
3
1
AREC
APLY
ASEL
SUBSPTOUT
PLYOUT
CN301
IN
OUT
AUDIO
MULTISCREEN OUT
SPOT OUT
2
3
4
5
RX(B)
RX(A)
TX(B)
TX(A)
CTXD
CRXD
CNTRST
CONNECT
CNTRST
CRXD
CONNECT
CTXD
TA
TB
RA
RB
RB
RA
TB
TA
SW302
2
7
3
6
4
5
TERM
TERM
3ADR1
REARW0
REARW1
REARR0
REARR1
BD7
BD6
BD5
BD4
BD3
BD2
BD1
BD0
BD7
BD6
BD5
BD4
REARR1
3ADR1
AL16
AL15
AL14
AL13
AL8
AL7
AL6
AL5
AL16
AL15
AL14
AL13
AL8
AL7
AL6
AL5
13
10
6
3
14
11
5
2
4B
3B
2B
1B
4A
3A
2A
1A
12
4Y
9
3Y
7
2Y
4
15
1Y
OC
1
S
IC302
Q111
Q121
Q131
Q146
Q171
Q181
Q191
Q196
BD3
BD2
BD1
BD0
REARR1
3ADR1
AL12
AL11
AL10
AL9
AL4
AL3
AL2
AL1
AL12
AL11
AL10
AL9
AL4
AL3
AL2
AL1
13
10
6
3
14
11
5
2
4B
3B
2B
1B
4A
3A
2A
1A
12
4Y
9
3Y
7
2Y
4
15
1Y
OC
1
S
IC303
Q201
Q206
Q216
Q276
Q241
Q221
Q211
BD7
BD6
BD5
BD4
REARR0
3ADR1
OP21
OP16
OP15
PDET
EMI
TSUM
TAJI
OP21
OP16
OP15
PDET
EMI
TSUM
TAJI
13
10
6
3
14
11
5
2
4B
3B
2B
1B
4A
3A
2A
1A
12
4Y
9
3Y
7
2Y
4
15
1Y
OC
1
S
IC304
Q226
Q236
Q246
Q251
Q301
Q136
Q161
BD3
BD2
BD1
BD0
REARR0
3ADR1
OP14
OP13
OP12
OP11
OP14
OP13
OP12
OP11
SEL2
SEL1
15
12
10
7
5
2
4B
3B
2B
1B
4A
3A
14
4Y
13
3Y
11
2Y
6
4
1Y
1Y
3
9
OC
CK
IC305
IC306
Q151
Q252
Q231
Q296
Q266
BD5
BD4
BD3
BD2
BD1
BD0
REARW1
REOUT
ALOUT
TAJO
POUT
PST
EMO
REOUT
ALOUT
TAJO
SEL2
SEL1
15
12
10
7
5
2
6
5
1
8
8
7
14
1
6
1
2
4B
3B
2B
1B
4A
3A
1
13
2
5
5
8
5
14
4Y
13
3Y
11
2Y
6
4
1Y
1Y
3
9
OC
CK
Q261
Q286
Q281
Q298
TP301
Q291
IC309(d)
Q302
IC308(d)
IC308(a)
IC308(b),(c)
IC310
VR301
VR302
BD5
BD4
BD3
BD2
BD1
BD0
REARW0
HDD
DVD
REC4
REC3
REC2
REC1
POUT
PST
EMO
HDD
DVD
REC4
REC3
REC2
REC1
Q271
Q141
CN101 ALARM POR
T
CN201 CONTR
OL POR
T
AMP
IC309(b),(c)
IC309(a)
IC307
IC311
AMP
AMP
AMP
BIAS
MUTE
AMP
AMP
BUFFER
REAR BOARD
MAIN BOARD (6/10)
– 19 –
BLOCK DIAGRAM OF MAIN BOARD (6/10) / REAR BOARD